The Perseverance rover on Mars just took an amazing selfie - but some of its most exciting work is just beginning.

The planet Mars might still conceal significant reserves of liquid water beneath its surface. A recent discovery, based on ...

Scientists have long known that ancient rivers carved channels across Mars, but the exact pathway of water between the ...

NASA has tracked four asteroids set to safely fly past Earth between May 23 and 25, including one the size of a stadium.